A scientist wanted to determine if mice that listened to music while they ate, consumed more food than mice
that ate in silence.
If you had to conduct an
experiment to answer this
question, what would be
the IV, the DV and two
constants?

it is prolly d and c and f

one centimetre is equal to 0.01 metres

the dna molecules have a negative charge because of the phosphate groups in their sugar-phosphate backbone, so they start moving through the matrix of the gel towards the positive pole. power is turned on and dna fragments migrate through gel (towards the positive electrode).

explanation: